Engine

Engine

Engine

Explore our selection for dirt bike parts for adding horsepower or reliability to a dirt bike's engine. We feature engine parts from Wiseco, Vertex, and more common engine part manufacturers. Get new pistons and gasket kits for re-freshening engines to withstand any conditions you put your bike through!

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  • TMV Flywheel Weight 310FW1311
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    TMV Flywheel Weight 310FW1311

    TMV

    $181.95
    TMV Flywheel Weight 310FW1311Machined from 303 stainless steel that's 15% heavier than standard steel, allowing more mass in a smaller space, No extra gaskets or leaking plastic spacers
    9220088
    SKU:
    9220088
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    FEATURES:
    FLYWHEEL WEIGHT - 11 OZ.
    PRODUCT NAME:
    FLYWHEEL WEIGHT
    MATERIAL:
    303 STAINLESS STEEL
    Add to Cart
    $181.95
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    $181.95
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  • TMV Flywheel Weight 310FW1313
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    TMV Flywheel Weight 310FW1313

    TMV

    $181.95
    TMV Flywheel Weight 310FW1313Machined from 303 stainless steel that's 15% heavier than standard steel, allowing more mass in a smaller space, No extra gaskets or leaking plastic spacers
    9220089
    SKU:
    9220089
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    MATERIAL:
    303 STAINLESS STEEL
    FEATURES:
    FLYWHEEL WEIGHT - 13 OZ.
    PRODUCT NAME:
    FLYWHEEL WEIGHT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    Add to Cart
    $181.95
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    Price:
    $181.95
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  • TMV Flywheel Weight 310FW5109
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    TMV Flywheel Weight 310FW5109

    TMV

    $152.95
    TMV Flywheel Weight 310FW5109Machined from 303 stainless steel that's 15% heavier than standard steel, allowing more mass in a smaller space, No extra gaskets or leaking plastic spacers
    9220090
    SKU:
    9220090
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    MATERIAL:
    303 STAINLESS STEEL
    UNITS:
    EACH
    FEATURES:
    FLYWHEEL WEIGHT - 9 OZ.
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    FLYWHEEL WEIGHT
    Add to Cart
    $152.95
    Add to Cart Quick view
    Qty in Cart: 0
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    Price:
    $152.95
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  • TMV Flywheel Weight 310FW5111
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    TMV Flywheel Weight 310FW5111

    TMV

    $152.95
    TMV Flywheel Weight 310FW5111Machined from 303 stainless steel that's 15% heavier than standard steel, allowing more mass in a smaller space, No extra gaskets or leaking plastic spacers
    9220091
    SKU:
    9220091
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    FEATURES:
    FLYWHEEL WEIGHT - 11 OZ.
    MATERIAL:
    303 STAINLESS STEEL
    PRODUCT NAME:
    FLYWHEEL WEIGHT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    Add to Cart
    $152.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $152.95
    Subtotal:
    Add to Cart
  • TMV Flywheel Weight 310FW5113
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    TMV Flywheel Weight 310FW5113

    TMV

    $152.95
    TMV Flywheel Weight 310FW5113Machined from 303 stainless steel that's 15% heavier than standard steel, allowing more mass in a smaller space, No extra gaskets or leaking plastic spacers
    9220092
    SKU:
    9220092
    Availability:
    Ships Same Business Day
    Weight:
    1.10 LBS
    MATERIAL:
    303 STAINLESS STEEL
    PRODUCT NAME:
    FLYWHEEL WEIGHT
    RIDING STYLE:
    OFF-ROAD
    FEATURES:
    FLYWHEEL WEIGHT - 13 OZ.
    UNITS:
    EACH
    Add to Cart
    $152.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $152.95
    Subtotal:
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  • TMV Flywheel Weight 310FW4113
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    TMV Flywheel Weight 310FW4113

    TMV

    $166.95
    TMV Flywheel Weight 310FW4113Machined from 303 stainless steel that's 15% heavier than standard steel, allowing more mass in a smaller space, No extra gaskets or leaking plastic spacers
    9220098
    SKU:
    9220098
    Availability:
    Ships Same Business Day
    Weight:
    1.15 LBS
    PRODUCT NAME:
    FLYWHEEL WEIGHT
    FEATURES:
    FLYWHEEL WEIGHT - 13 OZ.
    RIDING STYLE:
    OFF-ROAD
    MATERIAL:
    303 STAINLESS STEEL
    UNITS:
    EACH
    Add to Cart
    $166.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $166.95
    Subtotal:
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  • TMV Flywheel Weight 310FW2209
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    TMV Flywheel Weight 310FW2209

    TMV

    $152.95
    TMV Flywheel Weight 310FW2209Machined from 303 stainless steel that's 15% heavier than standard steel, allowing more mass in a smaller space, No extra gaskets or leaking plastic spacers
    9220099
    SKU:
    9220099
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    UNITS:
    EACH
    FEATURES:
    FLYWHEEL WEIGHT - 9 OZ.
    PRODUCT NAME:
    FLYWHEEL WEIGHT
    RIDING STYLE:
    OFF-ROAD
    MATERIAL:
    303 STAINLESS STEEL
    Add to Cart
    $152.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $152.95
    Subtotal:
    Add to Cart
  • TMV Flywheel Weight 310FW2211
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    TMV Flywheel Weight 310FW2211

    TMV

    $152.95
    TMV Flywheel Weight 310FW2211Machined from 303 stainless steel that's 15% heavier than standard steel, allowing more mass in a smaller space, No extra gaskets or leaking plastic spacers
    9220100
    SKU:
    9220100
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    FEATURES:
    FLYWHEEL WEIGHT - 11 OZ.
    MATERIAL:
    303 STAINLESS STEEL
    PRODUCT NAME:
    FLYWHEEL WEIGHT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    Add to Cart
    $152.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $152.95
    Subtotal:
    Add to Cart
  • TMV Flywheel Weight 310FW2213
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    TMV Flywheel Weight 310FW2213

    TMV

    $152.95
    TMV Flywheel Weight 310FW2213Machined from 303 stainless steel that's 15% heavier than standard steel, allowing more mass in a smaller space, No extra gaskets or leaking plastic spacers
    9220101
    SKU:
    9220101
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    MATERIAL:
    303 STAINLESS STEEL
    PRODUCT NAME:
    FLYWHEEL WEIGHT
    FEATURES:
    FLYWHEEL WEIGHT - 13 OZ.
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    Add to Cart
    $152.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $152.95
    Subtotal:
    Add to Cart
  • TMV Flywheel Weight 310FW3111
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    TMV Flywheel Weight 310FW3111

    TMV

    $152.95
    TMV Flywheel Weight 310FW3111Machined from 303 stainless steel that's 15% heavier than standard steel, allowing more mass in a smaller space, No extra gaskets or leaking plastic spacers
    9220107
    SKU:
    9220107
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    PRODUCT NAME:
    FLYWHEEL WEIGHT
    FEATURES:
    FLYWHEEL WEIGHT - 11 OZ.
    MATERIAL:
    303 STAINLESS STEEL
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    Ships from Manufacture | Call to Order (231) 767-5055
    $152.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $152.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • TMV Flywheel Weight 310FW3113
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    TMV Flywheel Weight 310FW3113

    TMV

    $152.95
    TMV Flywheel Weight 310FW3113Machined from 303 stainless steel that's 15% heavier than standard steel, allowing more mass in a smaller space, No extra gaskets or leaking plastic spacers
    9220108
    SKU:
    9220108
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    PRODUCT NAME:
    FLYWHEEL WEIGHT
    FEATURES:
    FLYWHEEL WEIGHT - 13 OZ.
    RIDING STYLE:
    OFF-ROAD
    MATERIAL:
    303 STAINLESS STEEL
    UNITS:
    EACH
    Add to Cart
    $152.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $152.95
    Subtotal:
    Add to Cart
  • TMV Camchain Tensioner - Blue 138101012BU
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    TMV Camchain Tensioner - Blue 138101012BU

    TMV

    $108.95
    TMV Camchain Tensioner Blue 138101012BURemoves excess slack in the timing chain to prevent damage to the pistons and valves
    9251322
    SKU:
    9251322
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    BASE COLOR:
    BLUE
    PRODUCT NAME:
    CAM CHAIN TENSIONER
    Add to Cart
    $108.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $108.95
    Subtotal:
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  • TMV Camchain Tensioner - Orange 138101012OR
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    TMV Camchain Tensioner - Orange 138101012OR

    TMV

    $108.95
    TMV Camchain Tensioner Orange 138101012ORRemoves excess slack in the timing chain to prevent damage to the pistons and valves
    9251323
    SKU:
    9251323
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    BASE COLOR:
    ORANGE
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    CAM CHAIN TENSIONER
    UNITS:
    EACH
    Add to Cart
    $108.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $108.95
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  • MOOSE RACING Valve Shim - 7.48 x 2.95 - 5 pack MSE5PK748295
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    MOOSE RACING Valve Shim - 7.48 x 2.95 - 5 pack MSE5PK748295

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 7.48 x 2.95 5 pack MSE5PK748295Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...
    9261893
    SKU:
    9261893
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    MATERIAL:
    ROLLED
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    ATV
    VALVE SHIM THICKNESS METRIC:
    2.95 MM
    Add to Cart
    $9.95
    Add to Cart Quick view
    Qty in Cart: 0
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    Price:
    $9.95
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  • MOOSE RACING Valve Shim Kit - 8.90 mm MSEHCSHIM00
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    MOOSE RACING Valve Shim Kit - 8.90 mm MSEHCSHIM00

    MOOSE RACING

    $80.80
    MOOSE RACING Valve Shim Kit 8.90 mm MSEHCSHIM00Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any mechanic's...
    9261826
    SKU:
    9261826
    Availability:
    Ships Same Business Day
    Weight:
    0.51 LBS
    MATERIAL:
    ROLLED
    OUTSIDE DIAMETER METRIC:
    8.90 MM
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    PRODUCT NAME:
    SHIM KIT
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Add to Cart
    $80.80
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $80.80
    Subtotal:
    Add to Cart
  • MOOSE RACING 90 Degree Fuel Filter - 1/4" 118-9004
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    MOOSE RACING 90 Degree Fuel Filter - 1/4" 118-9004

    MOOSE RACING

    $10.95
    MOOSE RACING 90 Degree Fuel Filter 1/4" 118-9004In line fuel filter for fuel lines, Sonic-welded housing, Safe for all fuels
    7070040
    SKU:
    7070040
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    BODY LENGTH IMPERIAL:
    7/8'
    PRODUCT NAME:
    FUEL FILTER
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    INLINE
    BODY OUTSIDE DIAMETER IMPERIAL:
    7/8”
    COLOR/FINISH:
    CLEAR
    INLINE FILTER ANGLE:
    90°
    RIDING STYLE:
    OFF-ROAD
    FILTER BODY MATERIAL:
    GLASS
    FOR FUEL LINE SIZE METRIC:
    6.4 MM
    MICRON RATING:
    80 MICRONS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    BASE COLOR:
    CLEAR
    FEATURES:
    INCLUDES FILTER
    FILTER MEDIA MATERIAL:
    BRONZE
    FOR FUEL LINE SIZE IMPERIAL:
    1/4'
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    Add to Cart
    $10.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
    Add to Cart
  • MOOSE RACING Inner Clutch Cover Gasket 816174
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    MOOSE RACING Inner Clutch Cover Gasket 816174

    MOOSE RACING

    $13.95
    MOOSE RACING Inner Clutch Cover Gasket 816174Moose can now handle all your gasket and seal needs at a fraction of OEM cast, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmissions with total confidence as...
    9346125
    SKU:
    9346125
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    UNITS:
    EACH
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH COVER
    Add to Cart
    $13.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $13.95
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    Add to Cart
  • MOOSE RACING Inner Clutch Cover Gasket 816213
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    MOOSE RACING Inner Clutch Cover Gasket 816213

    MOOSE RACING

    $11.33
    MOOSE RACING Inner Clutch Cover Gasket 816213Moose can now handle all your gasket and seal needs at a fraction of OEM cast, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmissions with total confidence as...
    9346127
    SKU:
    9346127
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH COVER
    Add to Cart
    $11.33
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $11.33
    Subtotal:
    Add to Cart
  • MOOSE RACING Inner Clutch Cover Gasket 816234
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    MOOSE RACING Inner Clutch Cover Gasket 816234

    MOOSE RACING

    $14.39
    MOOSE RACING Inner Clutch Cover Gasket 816234Moose can now handle all your gasket and seal needs at a fraction of OEM cast, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmissions with total confidence as...
    9346128
    SKU:
    9346128
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH COVER
    UNITS:
    EACH
    Add to Cart
    $14.39
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $14.39
    Subtotal:
    Add to Cart
  • MOOSE RACING Inner Clutch Cover Gasket 816238
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    MOOSE RACING Inner Clutch Cover Gasket 816238

    MOOSE RACING

    $16.34
    MOOSE RACING Inner Clutch Cover Gasket 816238Moose can now handle all your gasket and seal needs at a fraction of OEM cast, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmissions with total confidence as...
    9346129
    SKU:
    9346129
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH COVER
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    Add to Cart
    $16.34
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $16.34
    Subtotal:
    Add to Cart
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Maxima Racing Oils for sale

Dirt Bike Engine Parts

Keep your dirt bike running smoothly and prolong the life of its engine with essential general maintenance. But when parts start to break down, don't let it stop you from getting out on the trails! JJ Motorsports has all that you need for minor jobs like oil changes or major overhauls such as a complete rebuild - carrying top aftermarket brands . Get back in gear faster by shopping our full line of high-quality dirt bike engine parts here today at JJ Motorsports!

 

At JJ Motorsports, we want to make sure you don't miss out on the ride! If your motor has blown or radiator smashed, our gearheads can help get you back in the seat. We carry piston kits from top brands like Wiseco and Wrench Rabbit engine kits so that riders have access to a wide range of parts for their dirt bike engine rebuilds. Plus – with gaskets at-the-ready when it comes time for any leakages - no need to worry about maintenance issues either; simply stay up on oil & filter changes and let us take care of everything else. Got queries? Just give one of our knowledgeable staff members a call at 1-231‐767‐5055 where they'll be more than happy provide advice, instructions and tailored answers catered just for YOU!

Some parts are not legal for use in California or other states with similar laws / regulations